Screenshots of your developer/javascript console can often help us to troubleshoot any issues that you're experiencing within your browser.
This articles explains how to access your developer console in most common browsers.
Apple Safari
Before you can access the developer console in Safari, you'll need to firstly enable features for web developers by going to Safari > Settings > Advanced > tick the checkbox next to Show features for web developers.
Once enabled, you can easily access your developer console by going to Develop > Show Javascript Console or by using the shortcut Option + β + C.
This will open the console within your existing Safari window or in a new window and the Console tab will automatically be selected.
Google Chrome
You can open the developer console in Google Chrome by going to the Chrome Menu in the upper right hand corner of your browser window > More Tools > Developer Tools or by using the shortcut Option + β + J (on macOS), or Shift + CTRL + J (on Windows/Linux).
This will open the console within your existing Chrome window or in a new window and then you may need to click on the Console tab.
Mozilla Firefox
You can open the developer console in Firefox by going to Firefox Menu in the upper right hand corner of your browser window > More Tools > Browser Console or by using the shortcuts Shift + β + J (on macOS) or Shift + CTRL + J (on Windows/Linux).
This will open the console within a new window.
Microsoft Edge
You can open the developer console in Microsoft Edge by going to Edge menu in the upper right hand corner of your browser window > More Tools > Developer Tools or by using the shortcut CTRL + Shift + i.
This will open the console within your existing Edge window or in a new window and then you may need to click on the Console tab.